The half-life of decomposition of gaseous $CH_3CHO$ at initial pressure of $364\, mm$ and $182\, mm$ of $Hg$ were $440\, sec$ and $880\, sec$ respectively. The order of the reaction is
$2$
$1$
$0$
$1.5$
The unit of rate constant of second order reaction is usually expressed as
Which one of the following statement for order of reaction is not correct ?
If doubling the concentration of a reactant $ 'A'$ increases the rate $4$ times and tripling the concentration of $'A' $ increases the rate $9$ times, the rate is proportional to
Which of the following is correct
For a certain reaction : $(A)(g) \to B(g)$ Half life for different initial pressures of $A$ is given below
$\begin{array}{|l|l|l|} \hline {P_{{A_0}}}(atm) & 0.1 & 0.025 \\ \hline {t_{1/2}}(\sec\,\,) & 100 & 50 \\ \hline \end{array}$
The correct statement about order of reaction is